Finding the Fourth Proportional to 2,468.16, 3,702.72 and 928.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,468.16 : 3,702.72 = 928.32 : x
2. Step 2: Convert to fraction form
   2,468.16/3,702.72 = 928.32/x
3. Step 3: Cross multiply
   2,468.16x = 3,702.72 × 928.32
4. Step 4: Simplify right side
   2,468.16x = 3,437,309.03
5. Step 5: Solve for x
   x = 3,437,309.03/2,468.16
6. Step 6: Final answer
   x = 1,392.66